Go to the Quizzes Page Cycling of Matter 0% 507 Created by AbuBakrShalabi Please write your name and email to receive your certificate. 1 / 20 Oxygen makes up _____% of our atmosphere. 78% 21% 50% 93% 2 / 20 Which statement is true about the carbon dioxide-oxygen cycle? animals breathe in carbon dioxide and release oxygen which is used by plants animals breathe in oxygen and release carbon dioxide which is used by plants animals breathe in nitrogen and release carbon dioxide which is used by plants animals breathe in nitrogen and release oxygen which is used by plants 3 / 20 What do all living things have in common? All living things are made of carbon. Living things do not have anything in common. All living things need oxygen. All living things are producers. 4 / 20 Nitrogen goes through the process of ________ to become plant use. Denitrification Fixation Transformation Transpiration 5 / 20 What does NOT produce carbon dioxide? Photosynthesis Burning Fossil Fuels Animal respiration Plants decaying 6 / 20 Carbon is released back into the atmosphere through _______ Decomposition Nitrogen cycle Photosynthesis Cell Respiration 7 / 20 Precipitation occurs because the droplets are too heavy for the air to hold the droplets evaporate in the air the droplets are too light for the air to hold 8 / 20 How are animals part of the oxygen cycle? Animals use oxygen during cellular respiration. Animals use oxygen during photosynthesis. Only plants are part of the oxygen cycle. Only humans are part of the oxygen cycle. 9 / 20 _________ provides most of the oxygen on earth. Nitrogen Fixation Photosynthesis Cellular Respiration Decomposition 10 / 20 Nitrogen makes up _____% of our atmosphere. 93% 21% 50% 78% 11 / 20 What do plants do during the oxygen cycle? They make oxygen Plants are not part of the oxygen cycle. They make carbon dioxide They make glucose 12 / 20 When water vapor is cooled and forms droplets of liquid water Transpiration Condensation Runoff Evaporation 13 / 20 What is the process of changing liquid water into water vapor called? Melting Precipitation Condensation Evaporation 14 / 20 __________ converts the nitrogen gas into a useful form for plants. Eukaryotes Herbivores Decomposers Bacteria 15 / 20 Which cycle of matter is shown in this picture? The oxygen cycle The water cycle The carbon cycle The nitrogen cycle 16 / 20 How are the plants part of the carbon cycle? Plants are only part of the oxygen cycle. Plants are not part of the carbon cycle. Plants use carbon during nitrogen fixation. Plants use carbon during photosynthesis. 17 / 20 Deforestation causes an increase in ____________ Nitrogen Carbon dioxide Oxygen Increased habitats 18 / 20 Matter moves through which parts of ecosystems? Nonliving parts only Matter does not move through ecosystems. Living and nonliving parts Living parts only 19 / 20 It is the process by which plants release water through the pores in their leaves. Precipitation Condensation Transpiration Photosynthesis 20 / 20 Animals use oxygen for _____________. transpiration creating food making glucose breathing Your score is 0% Restart quiz Go to the Quizzes Page